Molded surface of a concrete product



FIG. 1 is a perspective view of a molded surface of a concrete product according to our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines depict unclaimed portions of the molded surface of a concrete product and form no part of the claimed design. 

CLAIM The ornamental design for molded surface of a concrete product, as shown and described. 